Pogo stick



FIG. 1 is a front perspective view of a pogo stick in accordance with the invention;

FIG. 2 is a front elevational view of the present invention;

FIG. 3 is a back elevational view of the present invention;

FIG. 4 is a left side elevational view of the present invention (the right side is mirror image of the left side);

FIG. 5 is a top plan view of the present invention; and,

FIG. 6 is a bottom plan view of the present invention.

The portions shown in broken lines are for illustrative purposes only; and form no part of the claimed design. 

The ornamental design for a pogo stick, as shown and described. 